Red Hat: CVE-2026-116137: adm-zip: adm-zip: File integrity check bypass via duplicate archive entries

adm-zip through 0.6.1 contains a duplicate-entry validation bypass that allows attackers to evade the readEntries check by using canonically equivalent entry names like './hello.txt' and 'hello.txt'. Attackers can craft ZIP archives where getEntry or readAsText validates benign content while...

Adm-zip: Duplicate ZIP Entry Names: GetEntry() And ExtractAllTo() Resolve To Different Content

Summary A ZIP file can contain two entries with the identical name. adm-zip keeps both in its internal entry list, but its name-lookup table only retains the last one written. "getEntryname" and "extractAllTo" walk these two different internal structures, so they can each resolve a duplicate name...

CVE-2026-114104

adm-zip before 0.6.1 contains an inconsistent entry resolution vulnerability that allows attackers to bypass content validation by supplying ZIP archives with duplicate entry names. Attackers can craft archives where getEntry returns the last duplicate while extractAllTo writes the first, causing...

CVE-2026-114104

adm-zip before 0.6.1 contains an inconsistent entry resolution vulnerability that allows attackers to bypass content validation by supplying ZIP archives with duplicate entry names. Attackers can craft archives where getEntry returns the last duplicate while extractAllTo writes the first, causing...

EUVD-2026-106907

adm-zip before 0.6.1 contains an inconsistent entry resolution vulnerability that allows attackers to bypass content validation by supplying ZIP archives with duplicate entry names. Attackers can craft archives where getEntry returns the last duplicate while extractAllTo writes the first, causing...

CVE-2026-114104 adm-zip before 0.6.1 Duplicate ZIP Entry Name Validation Bypass

adm-zip before 0.6.1 contains an inconsistent entry resolution vulnerability that allows attackers to bypass content validation by supplying ZIP archives with duplicate entry names. Attackers can craft archives where getEntry returns the last duplicate while extractAllTo writes the first, causing...

CVE-2026-114104 adm-zip before 0.6.1 Duplicate ZIP Entry Name Validation Bypass

adm-zip before 0.6.1 contains an inconsistent entry resolution vulnerability that allows attackers to bypass content validation by supplying ZIP archives with duplicate entry names. Attackers can craft archives where getEntry returns the last duplicate while extractAllTo writes the first, causing...

CVE-2026-114104

The adm-zip library before version 0.6.1 is vulnerable to an inconsistent entry resolution flaw. Attackers can bypass content validation by providing ZIP archives containing duplicate entry names . Specifically, the library's getEntry() method may return the last duplicate entry while the extract...

PT-2026-120230

adm-zip before 0.6.1 contains an inconsistent entry resolution vulnerability that allows attackers to bypass content validation by supplying ZIP archives with duplicate entry names. Attackers can craft archives where getEntry returns the last duplicate while extractAllTo writes the first, causing...

The Brain ADM-ZIP for NodeJS processing logic has a vulnerability in its handling of errors.

The Brain ADM-ZIP for NodeJS versions prior to 0.6.1 has a processing logic vulnerability. This vulnerability stems from inconsistent entry parsing: the getEntry function returns the last duplicate entry, while the extractAllTo function writes the first duplicate entry. This allows attackers to...

NPM: adm-zip: Duplicate ZIP entry names: getEntry() and extractAllTo() resolve to different content

NPM: adm-zip: Duplicate ZIP entry names: getEntry and extractAllTo resolve to different content vulnerability discovered by ? in WordPress Npm adm-zip versions = 0.6.0...

GHSA-P634-W6R4-RJP2 adm-zip: Duplicate ZIP entry names: getEntry() and extractAllTo() resolve to different content

Summary A ZIP file can contain two entries with the identical name. adm-zip keeps both in its internal entry list, but its name-lookup table only retains the last one written. getEntryname and extractAllTo walk these two different internal structures, so they can each resolve a duplicate name to ...

Incorrect Behavior Order

Overview adm-zip is a JavaScript implementation for zip data compression for NodeJS. Affected versions of this package are vulnerable to Incorrect Behavior Order via duplicate entry names in a ZIP archive processed by zipFile.js. Because adm-zip stores all entries in entryList used by extractAllT...

adm-zip: Duplicate ZIP entry names: getEntry() and extractAllTo() resolve to different content

Summary A ZIP file can contain two entries with the identical name. adm-zip keeps both in its internal entry list, but its name-lookup table only retains the last one written. getEntryname and extractAllTo walk these two different internal structures, so they can each resolve a duplicate name to ...

PT-2026-109357

Summary A ZIP file can contain two entries with the identical name. adm-zip keeps both in its internal entry list, but its name-lookup table only retains the last one written. getEntryname and extractAllTo walk these two different internal structures, so they can each resolve a duplicate name to ...

EUVD-2018-21827

PDFunite 0.41.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by processing malformed PDF files during merge operations. Attackers can trigger a segmentation fault in the XRef::getEntry function within libpoppler by providing a specially crafted PDF...

CVE-2018-25306 PDFunite 0.41.0 Buffer Overflow via Malformed PDF

PDFunite 0.41.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by processing malformed PDF files during merge operations. Attackers can trigger a segmentation fault in the XRef::getEntry function within libpoppler by providing a specially crafted PDF...

CVE-2018-25306: Buffer Copy without Checking Size of Input

PDFunite 0.41.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by processing malformed PDF files during merge operations. Attackers can trigger a segmentation fault in the XRef::getEntry function within libpoppler by providing a specially crafted PDF...

PT-2026-61849

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504271260 Crash type: UNKNOWN READ Crash state: XRef::parseEntry XRef::getEntry Parser::makeStream...

checkstyle:CheckstyleFuzzer: Security exception in com.puppycrawl.tools.checkstyle.grammar.java.JavaLanguageParser.expr

Detailed Report: https://oss-fuzz.com/testcase?key=5094052466065408 Project: checkstyle Fuzzing Engine: libFuzzer Fuzz Target: CheckstyleFuzzer Job Type: libfuzzerubsancheckstyle Platform Id: linux Crash Type: Security exception Crash Address: Crash State:...